<template>
    <div>
        <p>row</p>
        <div class="row">
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
        </div>
        <p>column</p>
        <div class="column">
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
        </div>
    </div>
</template>
<style scoped>
    .row{
        display: flex;
        flex-direction: row;
    }
    .column{
        display: flex;
        flex-direction: column;
    }
    .item{
        background: red;
        height: 100px;
        width: 100px;
        border: 1px solid #000;
    }
</style>